High Performance Computing MCQs with answers Page - 29

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Q. Which of the following method is used to avoid Interaction Overheads?

  • (A) maximizing data locality
  • (B) minimizing data locality
  • (C) increase memory size
  • (D) none of the above.

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Q. Which of the following is not parallel algorithm model

  • (A) the data parallel model
  • (B) the work pool model
  • (C) the task graph model
  • (D) the speculative model

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Q. Nvidia GPU based on following architecture

  • (A) mimd
  • (B) simd
  • (C) sisd
  • (D) misd

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Q. What is Critical Path?

  • (A) the length of the longest path in a task dependency graph is called the critical path length.
  • (B) the length of the smallest path in a task dependency graph is called the critical path length.
  • (C) path with loop
  • (D) none of the mentioned.

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Q. Which decompositioin technique uses divide-andconquer strategy?

  • (A) recursive decomposition
  • (B) sdata decomposition
  • (C) exploratory decomposition
  • (D) speculative decomposition

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Q. Consider Hypercube topology with 8 nodes then how many message passing cycles will require in all to all broadcast operation?

  • (A) the longest path between any pair of finish nodes.
  • (B) the longest directed path between any pair of start & finish node.
  • (C) the shortest path between any pair of finish nodes.
  • (D) the number of maximum nodes level in graph.

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Q. Scatter is ____________.

  • (A) one to all broadcast communication
  • (B) all to all broadcast communication
  • (C) one to all personalised communication
  • (D) node of the above.

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Q. Multiprocessor is systems with multiple CPUs, which are capable of independently executing different tasks in parallel. In this category every processor and memory module has similar access time?

  • (A) uma
  • (B) microprocessor
  • (C) multiprocessor
  • (D) numa

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Q. For inter processor communication the miss arises are called?

  • (A) hit rate
  • (B) coherence misses
  • (C) comitt misses
  • (D) parallel processing

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Q. NUMA architecture uses _______in design?

  • (A) cache
  • (B) shared memory
  • (C) message passing
  • (D) distributed memory

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